Allen joined H&F in 1999 and is a member of the Investment Committee. He leads the Firm’s New York office and its investing activities in the Healthcare and Financial Services sectors.

In Healthcare, Allen is a Director of athenahealth, Medline Industries, and MultiPlan (MPLN), and was previously a Director of Pharmaceutical Product Development (PPD), Cordis, Change Healthcare (CHNG) and Mitchell International, and the Chairman of Sheridan Healthcare.

In Financial Services, Allen is a Director of Edelman Financial Engines. He was previously the Lead Director of LPL Financial (LPLA), a Director of investment management firms Artisan Partners (APAM), Mondrian Investment Partners and Gartmore Investment Management, and on the Advisory Board of GCM Grosvenor (GCMG).

In Consumer & Retail, Allen is a Director of Caliber Collision.

Prior to H&F, Allen was a Vice President with Pacific Equity Partners in Australia and a Manager at Bain & Company. Additionally, Allen serves on the Board of Overseers for the NYU Langone Medical Center, the Advisory Council of the Stanford Center on Longevity, the Advisory Council of The Hamilton Project and the Leadership Council of Robin Hood. Previously he was a Lecturer at Stanford University.